uhd: added virtual destructors for several interface classes

3 files changed, 14 insertions, 2 deletions

diff --git a/host/include/uhd/stream.hpp b/host/include/uhd/stream.hpp
index c8ab303ad..c05e8a1e9 100644
--- a/host/include/uhd/stream.hpp
+++ b/host/include/uhd/stream.hpp
@@ -124,6 +124,8 @@ class UHD_API rx_streamer : boost::noncopyable{
 public:
     typedef boost::shared_ptr<rx_streamer> sptr;
 
+    virtual ~rx_streamer(void);
+
     //! Get the number of channels associated with this streamer
     virtual size_t get_num_channels(void) const = 0;
 
@@ -181,6 +183,8 @@ class UHD_API tx_streamer : boost::noncopyable{
 public:
     typedef boost::shared_ptr<tx_streamer> sptr;
 
+    virtual ~tx_streamer(void);
+
     //! Get the number of channels associated with this streamer
     virtual size_t get_num_channels(void) const = 0;
 
diff --git a/host/include/uhd/types/serial.hpp b/host/include/uhd/types/serial.hpp
index f66822775..5b69d07f6 100644
--- a/host/include/uhd/types/serial.hpp
+++ b/host/include/uhd/types/serial.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2010-2011 Ettus Research LLC
+// Copyright 2010-2013 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -46,6 +46,8 @@ namespace uhd{
     public:
         typedef boost::shared_ptr<i2c_iface> sptr;
 
+        virtual ~i2c_iface(void);
+
         /*!
          * Write bytes over the i2c.
          * \param addr the address
@@ -128,6 +130,8 @@ namespace uhd{
     public:
         typedef boost::shared_ptr<spi_iface> sptr;
 
+        virtual ~spi_iface(void);
+
         /*!
         * Perform a spi transaction.
         * \param which_slave the slave device number
@@ -182,6 +186,8 @@ namespace uhd{
     public:
         typedef boost::shared_ptr<uart_iface> sptr;
 
+        virtual ~uart_iface(void);
+
         /*!
          * Write to a serial port.
          * \param buf the data to write
diff --git a/host/include/uhd/usrp/dboard_iface.hpp b/host/include/uhd/usrp/dboard_iface.hpp
index 6a6a68321..b0f92e2ab 100644
--- a/host/include/uhd/usrp/dboard_iface.hpp
+++ b/host/include/uhd/usrp/dboard_iface.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2010-2011 Ettus Research LLC
+// Copyright 2010-2013 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -290,6 +290,8 @@ private:
 
 protected:
     dboard_iface(void);
+public:
+    virtual ~dboard_iface(void);
 
 };